<!DOCTYPE html>
<html lang="zh-CN">

	<head>
		<meta charset="utf-8">
		<meta http-equiv="X-UA-Compatible" content="IE=edge">
		<meta name="viewport" content="width=device-width, initial-scale=1">
		<title>Bootstrap 101 Template</title>
		<link href="css/bootstrap.min.css" rel="stylesheet">
		<!--[if lt IE 9]>
      <script src="https://cdn.bootcss.com/html5shiv/3.7.3/html5shiv.min.js"></script>
      <script src="https://cdn.bootcss.com/respond.js/1.4.2/respond.min.js"></script>
    <![endif]-->
		<style type="text/css">
			body {
				padding-top: 50px;
				padding-bottom: 50px;
			}
			
			.carousel {
				height: 500px;
				background-color: #000;
				margin-bottom: 60px;
			}
			
			.carousel .item {
				height: 500px;
				background-color: #000;
			}
			
			.carousel img {
				width: 100%;
			}
			
			.carousel-caption {
				margin-bottom: 20px;
				font-size: 20px;
				line-height: 1.8;
			}
			
			#summary-container .col-md-4 {
				text-align: center;
			}
			
			hr .divider {
				margin: 40px 0px;
			}
			
			.feature {
				padding: 30px 0;
			}
			
			.feature-heading {
				font-size: 50px;
				color: #2a6496;
				margin-top: 120px;
			}
			
			.feature-heading .text-muted {
				font-size: 28px;
				color: #999;
			}
		</style>
	</head>

	<body>

		<nav class="navbar navbar-default navbar-fixed-top navbar-inverse">
			<div class="container">
				<!-- Brand and toggle get grouped for better mobile display -->
				<div class="navbar-header">
					<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
        <span class="sr-only">Toggle navigation</span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
      </button>
					<a class="navbar-brand" href="#">浏览器展示</a>
				</div>
				<div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
					<ul class="nav navbar-nav">
						<li class="active">
							<a href="#">综述 <span class="sr-only">(current)</span></a>
						</li>
						<li>
							<a href="#">简述</a>
						</li>
						<li>
							<a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">特点 <span class="caret"></span></a>
							<ul class="dropdown-menu">
								<li>
									<a href="#chrome">Chrome</a>
								</li>
								<li>
									<a href="#firefox">Firefox</a>
								</li>
								<li>
									<a href="#opera">Opera</a>
								</li>
								<li>
									<a href="#safari">Safari</a>
								</li>
								<li>
									<a href="#ie">IE</a>
								</li>
							</ul>
						</li>
						<li>
							<a href="#" data-toggle="modal" data-target="#about">关于</a>
						</li>
					</ul>
				</div>
		</nav>

		<!--轮播图-->
		<div id="carousel-example-generic" class="carousel slide" data-ride="carousel">
			<!-- Indicators -->
			<ol class="carousel-indicators">
				<li data-target="#carousel-example-generic" data-slide-to="0" class="active"></li>
				<li data-target="#carousel-example-generic" data-slide-to="1"></li>
				<li data-target="#carousel-example-generic" data-slide-to="2"></li>
				<li data-target="#carousel-example-generic" data-slide-to="3"></li>
				<li data-target="#carousel-example-generic" data-slide-to="4"></li>
			</ol>

			<!-- Wrapper for slides -->
			<div class="carousel-inner" role="listbox">
				<div class="item active">
					<img src="images/chrome-big.jpg" alt="...">
					<div class="carousel-caption">
						<h1>Chrome</h1>
						<p>Google Chrome 是一款快速、安全且免费的网络浏览器,能很好地满足新型网站对浏览器的要求。</p>
						<p>
							<a href="#" class="btn btn-primary" target="_blank" role="button">点我下载</a>
						</p>
					</div>
				</div>
				<div class="item">
					<img src="images/firefox-big.jpg" alt="...">
					<div class="carousel-caption">
						<h1>Firefox</h1>
						<p>Firefox火狐浏览器,全新升级—快速、安全、免费、开源,让您轻松控制网络,全球5亿用户都在用!马上在Windows、Mac、Linux、Android和iOS上使用火狐浏览器吧!</p>
						<p>
							<a href="#" class="btn btn-primary" target="_blank" role="button">点我下载</a>
						</p>
					</div>
				</div>
				<div class="item">
					<img src="images/opera-big.jpg" alt="...">
					<div class="carousel-caption">
						<h1>Opera</h1>
						<p>Opera浏览器，是一款挪威Opera Software ASA公司制作的支持多页面标签式浏览的网络浏览器，是跨平台浏览器可以在Windows、Mac和Linux三个操作系统平台上运行。</p>
						<p>
							<a href="#" class="btn btn-primary" target="_blank" role="button">点我下载</a>
						</p>
					</div>
				</div>
				<div class="item">
					<img src="images/safari-big.jpg" alt="...">
					<div class="carousel-caption">
						<h1>Safari</h1>
						<p>Safari，是苹果计算机的操作系统Mac OS X中的浏览器，使用了KDE的KHTML作为浏览器的运算核心。</p>
						<p>
							<a href="#" class="btn btn-primary" target="_blank" role="button">点我下载</a>
						</p>
					</div>
				</div>
				<div class="item">
					<img src="images/ie-big.jpg" alt="...">
					<div class="carousel-caption">
						<h1>IE</h1>
						<p>Internet Explorer，是微软公司推出的一款网页浏览器。原称Microsoft Internet Explorer(6版本以前)和Windows Internet Explorer(7、8、9、10、11版本)，简称IE。</p>
						<p>
							<a href="#" class="btn btn-primary" target="_blank" role="button">点我下载</a>
						</p>
					</div>
				</div>
			</div>

			<!-- Controls -->
			<a class="left carousel-control" href="#carousel-example-generic" role="button" data-slide="prev">
				<span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
				<span class="sr-only">上一页</span>
			</a>
			<a class="right carousel-control" href="#carousel-example-generic" role="button" data-slide="next">
				<span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
				<span class="sr-only">下一页</span>
			</a>
		</div>
		<!--介绍三格布局-->
		<div class="container" id="summary-container">
			<div class="row">
				<div class="col-md-4">
					<img src="images/chrome-logo-small.jpg" />
					<h2>Chrome</h2>
					<p>Google Chrome 是一款快速、安全且免费的网络浏览器,能很好地满足新型网站对浏览器的要求。</p>
					<p>
						<a class="btn btn-default" href="#" role="button">点我下载</a>
					</p>
				</div>
				<div class="col-md-4">
					<img src="images/firefox-logo-small.jpg" />
					<h2>Firefox</h2>
					<p>Firefox火狐浏览器,全新升级—快速、安全、免费、开源,让您轻松控制网络,全球5亿用户都在用!马上在Windows、Mac、Linux、Android和iOS上使用火狐浏览器吧!</p>
					<p>
						<a class="btn btn-default" href="#" role="button">点我下载</a>
					</p>
				</div>
				<div class="col-md-4">
					<img src="images/safari-logo-small.jpg" />
					<h2>Safari</h2>
					<p>Safari，是苹果计算机的操作系统Mac OS X中的浏览器，使用了KDE的KHTML作为浏览器的运算核心。</p>
					<p>
						<a class="btn btn-default" href="#" role="button">点我下载</a>
					</p>
				</div>
			</div>
			<hr class="divider" />
			<!--标签页-->
			<ul class="nav nav-tabs" role="tablist" id="tab-list">
				<li role="presentation" class="active">
					<a href="#chrome" aria-controls="chrome" role="tab" data-toggle="tab">Chrome</a>
				</li>
				<li role="presentation">
					<a href="#firefox" aria-controls="firefox" role="tab" data-toggle="tab">Firefox</a>
				</li>
				<li role="presentation">
					<a href="#opera" aria-controls="opera" role="tab" data-toggle="tab">Opera</a>
				</li>
				<li role="presentation">
					<a href="#safari" aria-controls="safari" role="tab" data-toggle="tab">Safari</a>
				</li>
				<li role="presentation">
					<a href="#ie" aria-controls="ie" role="tab" data-toggle="tab">IE</a>
				</li>
			</ul>

			<!-- Tab panes -->
			<div class="tab-content">
				<div role="tabpanel" class="tab-pane active" id="chrome">
					<div class="row feature">
						<div class="col-md-7">
							<h2 class="feature-heading">Chrome
							<span class="text-muted">
								快速、安全且免费
							</span>
						</h2>
							<p>Google Chrome 是一款快速、安全且免费的网络浏览器,能很好地满足新型网站对浏览器的要求。现在就在桌面设备上试试吧!</p>
						</div>
						<div class="col-md-5">
							<img src="images/chrome-logo.jpg" class="feature-image img-responsive" />
						</div>
					</div>
				</div>

				<div role="tabpanel" class="tab-pane" id="firefox">
					<div class="row feature">
						<div class="col-md-7">
							<h2 class="feature-heading">Firefox
							<span class="text-muted">
								快速、安全、免费、开源
							</span>
						</h2>
							<p>Firefox火狐浏览器,全新升级—快速、安全、免费、开源,让您轻松控制网络,全球5亿用户都在用!马上在Windows、Mac、Linux、Android和iOS上使用火狐浏览器吧!</p>
						</div>
						<div class="col-md-5">
							<img src="images/firefox-logo.jpg" class="feature-image img-responsive" />
						</div>
					</div>
				</div>

				<div role="tabpanel" class="tab-pane" id="opera">
					<div class="row feature">
						<div class="col-md-7">
							<h2 class="feature-heading">Opera
							<span class="text-muted">
								挪威Opera Software ASA公司制作
							</span>
						</h2>
							<p>Opera浏览器，是一款挪威Opera Software ASA公司制作的支持多页面标签式浏览的网络浏览器，是跨平台浏览器可以在Windows、Mac和Linux三个操作系统平台上运行。</p>
						</div>
						<div class="col-md-5">
							<img src="images/opera-logo.jpg" class="feature-image img-responsive" />
						</div>
					</div>
				</div>

				<div role="tabpanel" class="tab-pane" id="safari">
					<div class="row feature">
						<div class="col-md-7">
							<h2 class="feature-heading">Safari
							<span class="text-muted">
								Mac OS X中的浏览器
							</span>
						</h2>
							<p>Safari,苹果计算机的操作系统Mac OS X中浏览器，用来取代之前的Internet ExplorerforMac。Safari使用了KDE的KHTML作为浏览器的计算核心。 该浏览器已支持Windows平台，但是与运行在Mac OS X上的safari相比，有些功能出现丢失。Safari也是iPhone手机、iPodTouch、iPad平板电脑中iOS指定默认浏览器。</p>
						</div>
						<div class="col-md-5">
							<img src="images/safari-logo.jpg" class="feature-image img-responsive" />
						</div>
					</div>
				</div>

				<div role="tabpanel" class="tab-pane" id="ie">
					<div class="row feature">
						<div class="col-md-7">
							<h2 class="feature-heading">IE
							<span class="text-muted">
								微软公司推出的一款网页浏览器
							</span>
						</h2>
							<p>Internet Explorer，是微软公司推出的一款网页浏览器。原称Microsoft Internet Explorer(6版本以前)和Windows Internet Explorer(7、8、9、10、11版本)，简称IE。</p>
						</div>
						<div class="col-md-5">
							<img src="images/ie-logo.jpg" class="feature-image img-responsive" />
						</div>
					</div>
				</div>

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					<a href="#top">回到顶部</a>
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				<p>&copy张增强</p>
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						<button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span></button>
						<h4 class="modal-title">关于</h4>
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						<p>根据bootstrap做的响应练习</p>
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